This interactive cat toy is made of ultra-durable, tear-resistant PP that stands up to cats' crazy chatter The Tower of Tracks cat track toy stimulates the senses and instincts of chasing your cat, which increases their sensitivity and won't chase furniture in the home This cat ball tower provides hours of exercise and self-healthy fun and eliminates the boredom and depression at home because your cat can play alone when the master is not at home Equipped with a teaser cat toy mouse, it is pluggable on the top, or you can put it down to tease the cat, stimulate the cat's senses and hunting instinct, keep the cats occupied, give them more fun Two or more cats play this toy together, which makes the cat more happy and improves the friendship of the other